In the group receiving 100 mg vildagliptin daily and continuing metformin treatment, more than three-quarters of patients experienced a meaningful (41.3%) or marked (37.1%) improvement in glycemic ...

Also in combination with metformin and thiazolidinediones, sitagliptin and vildagliptin improve glycemic control with reduction of A1C of ~1%. Both sitagliptin and vildagliptin are safe and ...